<?php

if(!isset($_REQUEST["fornavn"])) {
	echo "<form action="namesession.php">";
	
	echo "<input type="text" name="fornavn">";
	
	echo "<input type="submit">";
	
	echo "</form>";
}

else if(!isset($_REQUEST[) {
}

else {

}

?>

<form action="namesession.php">
	<input type="text" name="fornavn" value="" />
    <input type="submit" value="ok" />
</form>